InteliLite
NT
– AMF20/25, SW version 2.2, ©ComAp – September 2014 82
IL-NT-AMF-2.2-Reference Guide.pdf
DualAMFTime [h]
Within this time period are gen-sets switching in supplying the load.
Step: 1h
Range: 1 – 24h
RetFromIsland [MANUAL/AUTO]
MANUAL: After closing GCB, IL goes to MAN Mode automatically.
AUTO: No automatic switching to MAN Mode.
EmergStart Del [s]
Delay after the mains failure to the start of the gen-set
Step: 1s
Range: 0 – 6000 s
MainsReturnDel [s]
Delay after the mains return to the GCB opening.
Step: 1s
Range: 1 – 3600 s
Transfer Del [s]
Delay after GCB opening to MCB closing during the return procedure.
Delay after MCB opening to GCB closing if the setpoint MCB Opens On set to GENRUN
Step: 0.1s
Range: 0 – 600.0 s
The time charts bellow show recommended setting of AMF Settings:Transfer Del setpoint.
If the Transfer Del setpoint is set shorter If some delay between MCB feedback
than the time required for opening of the deactivation and closing of GCB Close/Open
circuit breaker, the controller closes GCB output is required, then the Transfer Del
Close/Open output straight away (100 ms) must be set to sum of “MCB opening” + “del”
after the MCB feedback input deactivates. time.
MCB Close Del [s]
Delay after mains returns to MCB closing, if gen-set is not running(e.g. is in start-up procedure)
Step: 0.1s
Range: 0 – 60.0 s
Mains >V [%]
Threshold for mains overvoltage. All three phases are checked. Maximum out of three is used.
Step: 1% of Nominal voltage
Range: 50 (Mains <V) – 150%
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